Update app.py

app.py

@@ -36,7 +36,7 @@ def start_livestream(video_path):
         f"rtmp://a.rtmp.youtube.com/live2/agmy-bsya-r9j1-up14-fcj0"
     ]
     print('beginning')
-    subprocess.Popen(ffmpeg_command, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+    subprocess.run(ffmpeg_command)
 
 if __name__ == "__main__":
     start_livestream('video1.mp4')